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Synchronous rectifier with TFS7703

Posted by: Laurent DOUSSET on

I built a forward converter using the TFS7703 (8V / 25A output) based on DER-368
I try to reduce powerloss on rectifier diodes (currently STPS30L60C) using a synchronous rectification...

I identify these controllers:
- STSR2P from STmicroelectronic
- IR11688 from Infineon
- IR11672 from Infineon

Any application note or recommandation to build a synchronous rectifier for HiperTFS2 ?
Are the previous controlers suitables ? Other solutions?

Regards,

Laurent

Comments

Submitted by PI-Mallora on 11/09/2017

Hi Laurent,

Thank you for using Power Integrations part.
Regarding your question, yes you can use those controllers for synchronous rectification. Unfortunately we don't have application notes for that but just looking to their specs on how to implement their controller, you can do the design easily. I think it's the best option to do the synchronous rectification with our TFS. Good luck on your project. Thank you.